AP-810 Unlocked Quad Band Dual Sim Android 4.0.3 OS With 4.3 Inch Capacitive Touch Screen 3G Smart Phone - AT&T, T-mobile, H20, Simple mobile and other GSM networks (Black) Type: Smart Phone OS: Android 4.0.3 CPU: Media Tek MTK6575 1GHz Frequency: 2G: 850/900/1800/1900MHZ 3G: 2100MHZ Dual sim cards dual standby